American Airlines, Allegiant Air and USAir skins for T-Tail Twin Jets DC-9, MD-83 ai mod.
American Airlines is a major airline in USA and it operated many many MD-83/88 for its domestic flights.
Allegiant Air is a domestic airline in USA , it set Las Vegas / McCarran Intl. Airport as its hub and operated MD-83 mainly in 2000s - 2010s.
USAir was a domestic airline in USA , it used this brand between 1979 - 1997 and operated DC-9 and MD-80 family.
American Airlines 1x MD-83, Allegiant Air 2x MD-83, USAir 2x DC-9 -30 and 1x MD-83 : Total 6x skins.